Bar charts are used to compare different items. They are easy to understand and create.
The example below consists of data relating to unit sales per representative:


Variations on the standard bar chart include the stacked bar chart, and the horizontal bar chart:

Best practice:
Label the axes, as this gives your viewer context.
To avoid cluttering the chart, it's best to use no more than 4 different variables.
Helpful links
Other articles in the ‘Module Types: Charting’ series
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